Home / 107,476.56-148,314.10-59,078.65

Finding the Fourth Proportional to 107,476.56, 148,314.10 and 59,078.65

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Solution

The fourth proportional to 107,476.56, 148,314.10 and 59,078.65 is: 81,526.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,476.56 : 148,314.10 = 59,078.65 : x
  2. Step 2: Convert to fraction form
    107,476.56/148,314.10 = 59,078.65/x
  3. Step 3: Cross multiply
    107,476.56x = 148,314.10 × 59,078.65
  4. Step 4: Simplify right side
    107,476.56x = 8,762,196,803.97
  5. Step 5: Solve for x
    x = 8,762,196,803.97/107,476.56
  6. Step 6: Final answer
    x = 81,526.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.